图为缩手反射示意图请据图回答1手指接触到针尖手迅速缩回是反射完成反射的神经结构是反射弧.请用图中相应结构的数字序号及箭头表示缩手 Template




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tomski图为缩手反射示意图请据图回答1手指接触到针尖手迅速缩回是反射完成反射的神经结构是反射弧.请用图中相应结构的数字序号及箭头表示缩手 coloring